Identifying Stale Cluster Computer Objects
On a Windows Server Failover Cluster for each Network Name resource there is a logical name which has a corresponding computer object (CO) created. The computer object associated with the Cluster Name this is commonly referred to as the Cluster ... continue reading
Planning Failover Cluster Node Sizing
In this blog I will discuss considerations on planning the number of nodes in a Windows Server Failover Cluster. Starting with Windows Server 2012, Failover Clustering can support to up 64-nodes in a single cluster making it industry leading in ... continue reading
How to Properly Shutdown a Failover Cluster or a Node
This blog will discuss the proper process for shutting down an individual node in a Windows Server 2012 R2 Failover Cluster or the entire cluster with all the nodes. Note: While the steps outlined will be specific to Windows Server ... continue reading
How to Enable CSV Cache
Cluster Shared Volumes (CSV) Cache is a feature which allows you to allocate system memory (RAM) as a write-through cache. The CSV Cache provides caching of read-only unbuffered I/O. This can improve performance for applications such as Hyper-V, which conducts ... continue reading
Tuning Failover Cluster Network Thresholds
Windows Server Failover Clustering is a high availability platform that is constantly monitoring the network connections and health of the nodes in a cluster. If a node is not reachable over the network, then recovery action is taken to recover ... continue reading
MSMQ Errors in the Cluster.log
First published on MSDN on Apr 05, 2013 After using the Get-ClusterLog cmdlet to generate the Cluster.log, you may notice the following errors and warnings in the cluster log: [crayon-6072fc5be7b8d795691418/] Root Cause: These events are logged because the MSMQ and ... continue reading
Decoding Bugcheck 0x0000009E
First published on MSDN on Nov 13, 2013 In the System event log you may find an event similar to the following: Event ID: 1001 Source: Microsoft-Windows-WER-SystemErrorReporting Description: The computer has rebooted from a bugcheck. The bugcheck was: 0x0000009e (0x0000000000000000, ... continue reading
Cluster Shared Volume (CSV) Inside Out
First published on MSDN on Dec 02, 2013 In this blog we will take a look under the hood of the cluster file system in Windows Server 2012 R2 called Cluster Shared Volumes (CSV). This blog post is targeted at ... continue reading
Understanding how Failover Clustering Recovers from Unresponsive Resources
First published on MSDN on Jan 24, 2013 In this blog I will discuss how Failover Clustering communicates with cluster resources, along with how clustering detects and recovers when something goes wrong. For the sake of simplicity I will use ... continue reading
Failover Clustering Sets for Start Ordering
First published on MSDN on Oct 10, 2016 I n a private cloud there may be multi-tier applications which are deployed across a set of virtual machines. Such as a database running in one VM, and an application leveraging that ... continue reading